[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view

REN Routing Table Report cscora at frr.nsrc.org
Mon Feb 20 18:40:44 UTC 2023


IPv4 R&E Routing Table Report   18:35 GMT Mon 20 Feb, 2023

  IPv4 BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              935385
    Prefixes after maximum aggregation (per Origin AS):          348019
    Deaggregation factor:                                          2.69
    Unique aggregates announced (without unneeded subnets):      445330
    Number of IPv4 prefixes with a valid ROA:                    391963
    Number of IPv4 prefixes with an invalid ROA:                   1300
    Number of IPv4 prefixes with no ROA:                         542122
Total ASes present in the Internet Routing Table:                 74094
    Prefixes per ASN:                                             12.62
Origin-only ASes present in the Internet Routing Table:           63768
Origin ASes announcing only one prefix:                           25627
Transit ASes present in the Internet Routing Table:               10326
Transit-only ASes present in the Internet Routing Table:            443
Paths with bogon ASNs present in the IPv4 Routing Table:            144
Average AS path length visible in the Internet Routing Table:       7.2
    Max AS path length visible:                                      66
    Max AS path prepend of ASN ( 37447)                              64
Prefixes from unregistered ASNs in the Routing Table:              1106
    Number of instances of unregistered ASNs:                      1128
Number of 32-bit ASNs allocated by the RIRs:                      41223
Number of 32-bit ASNs visible in the Routing Table:               34151
Prefixes from 32-bit ASNs in the Routing Table:                  174406
Number of bogon 32-bit ASNs visible in the Routing Table:            69
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            618
Number of addresses announced to Internet:                   3063162112
    Equivalent to 182 /8s, 148 /16s and 37 /24s
    Percentage of available address space announced:               82.7
    Percentage of allocated address space announced:               82.7
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      322827

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   236765
    Total APNIC prefixes after maximum aggregation:               68258
    APNIC Deaggregation factor:                                    3.47
Prefixes being announced from the APNIC address blocks:          231674
    Unique aggregates announced from the APNIC address blocks:    97371
APNIC Region origin ASes present in the Internet Routing Table:   13213
    APNIC Prefixes per ASN:                                       17.53
APNIC Region origin ASes announcing only one prefix:               3834
APNIC Region transit ASes present in the Internet Routing Table:   1784
Average APNIC Region AS path length visible:                        7.5
    Max APNIC Region AS path length visible:                         31
Number of APNIC region 32-bit ASNs visible in the Routing Table:   8529
Number of APNIC addresses announced to Internet:              773267968
    Equivalent to 46 /8s, 23 /16s and 34 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-151865
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    269324
    Total ARIN prefixes after maximum aggregation:               121836
    ARIN Deaggregation factor:                                     2.21
Prefixes being announced from the ARIN address blocks:           271585
    Unique aggregates announced from the ARIN address blocks:    130221
ARIN Region origin ASes present in the Internet Routing Table:    19076
    ARIN Prefixes per ASN:                                        14.24
ARIN Region origin ASes announcing only one prefix:                6976
ARIN Region transit ASes present in the Internet Routing Table:    1913
Average ARIN Region AS path length visible:                         6.8
    Max ARIN Region AS path length visible:                          40
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4744
Number of ARIN addresses announced to Internet:              1286269184
    Equivalent to 76 /8s, 170 /16s and 233 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    268224
    Total RIPE prefixes after maximum aggregation:               123007
    RIPE Deaggregation factor:                                     2.18
Prefixes being announced from the RIPE address blocks:           264520
    Unique aggregates announced from the RIPE address blocks:    156328
RIPE Region origin ASes present in the Internet Routing Table:    28254
    RIPE Prefixes per ASN:                                         9.36
RIPE Region origin ASes announcing only one prefix:               11998
RIPE Region transit ASes present in the Internet Routing Table:    3840
Average RIPE Region AS path length visible:                         7.1
    Max RIPE Region AS path length visible:                          34
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11032
Number of RIPE addresses announced to Internet:               718521856
    Equivalent to 42 /8s, 211 /16s and 198 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-213403
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  127941
    Total LACNIC prefixes after maximum aggregation:              28328
    LACNIC Deaggregation factor:                                   4.52
Prefixes being announced from the LACNIC address blocks:         127075
    Unique aggregates announced from the LACNIC address blocks:   48886
LACNIC Region origin ASes present in the Internet Routing Table:  10959
    LACNIC Prefixes per ASN:                                      11.60
LACNIC Region origin ASes announcing only one prefix:              2258
LACNIC Region transit ASes present in the Internet Routing Table:  2260
Average LACNIC Region AS path length visible:                       8.1
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8768
Number of LACNIC addresses announced to Internet:             176350720
    Equivalent to 10 /8s, 130 /16s and 230 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  32025
    Total AfriNIC prefixes after maximum aggregation:              5810
    AfriNIC Deaggregation factor:                                  5.51
Prefixes being announced from the AfriNIC address blocks:         39913
    Unique aggregates announced from the AfriNIC address blocks:  12064
AfriNIC Region origin ASes present in the Internet Routing Table:  1738
    AfriNIC Prefixes per ASN:                                     22.96
AfriNIC Region origin ASes announcing only one prefix:              561
AfriNIC Region transit ASes present in the Internet Routing Table:  339
Average AfriNIC Region AS path length visible:                      6.5
    Max AfriNIC Region AS path length visible:                       66
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1078
Number of AfriNIC addresses announced to Internet:            108401408
    Equivalent to 6 /8s, 118 /16s and 19 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9445       8883      48  CHINAMOBILE-CN China Mobile Communicati
  7545        5835        788     708  TPG-INTERNET-AP TPG Telecom Limited, AU
  7552        3667       1331      21  VIETEL-AS-AP Viettel Group, VN
 45899        3465       1872      94  VNPT-AS-VN VNPT Corp, VN
  7713        3410       1043      65  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        2781        499     240  BBIL-AP BHARTI Airtel Ltd., IN
 24560        2357        836     443  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2298      11250     586  KIXS-AS-KR Korea Telecom, KR
 45090        2166       1438      79  TENCENT-NET-AP Shenzhen Tencent Compute
  4755        2140        439     210  TATACOMM-AS TATA Communications formerl

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        7931      10724    2887  AMAZON-02, US
 11492        4535        300     597  CABLEONE, US
  7155        3952        279      45  VIASAT-SP-BACKBONE, US
 22773        3652       3048     286  ASN-CXA-ALL-CCI-22773-RDC, US
  6327        3503       1320      63  SHAW, CA
 16625        3319       1674    2423  AKAMAI-AS, US
   749        3037      50571    2304  DNIC-AS-00749, US
396982        2610       3584     356  GOOGLE-CLOUD-PLATFORM, US
  7018        2598      24143    1578  ATT-INTERNET4, US
 30036        2541        364     400  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7076       1706     146  UNI2-AS, ES
  9121        5954       1692      17  TTNET, TR
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 20940        4052       3399     171  AKAMAI-ASN1, NL
  8551        3895        370      37  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
 12389        2891       2292     911  ROSTELECOM-AS, RU
  9009        2660        253    1379  M247, RO
 47331        2481        376    1874  TTNET, TR
  6849        2273        339      19  UKRTELNET, UA
 34984        2265        359     609  TELLCOM-AS, TR

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11087       3348     581  Uninet S.A. de C.V., MX
 10620        3477        507     862  Telmex Colombia S.A., CO
 11830        2262        369      64  Instituto Costarricense de Electricidad
 13999        2259        375     605  Mega Cable, S.A. de C.V., MX
 28573        1343       2325     258  Claro NXT Telecomunicacoes Ltda, BR
  6503        1297        339     517  Axtel, S.A.B. de C.V., MX
  3816        1292        746     156  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6147        1151        370      22  Telefonica del Peru S.A.A., PE
 11664        1097        180     457  Techtel LMDS Comunicaciones Interactiva
 26615        1020       2498      45  TIM SA, BR

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1542        533      30  RAYA-AS, EG
 24863        1492        393      19  LINKdotNET-AS, EG
 36992        1349       1517     277  ETISALAT-MISR, EG
 36903        1242        550      99  MT-MPLS, MA
 29571        1001         67      53  ORANGE-COTE-IVOIRE, CI
 36935         886        520      42  Vodafone-, EG
 37457         838        325      49  Telkom-Internet, ZA
  6713         550       1861      34  IAM-AS, MA
 15399         514         53      40  WANANCHI-, KE
 36914         510         82       3  KENET-AS, KE

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11087       3348     581  Uninet S.A. de C.V., MX
  9808        9445       8883      48  CHINAMOBILE-CN China Mobile Communicati
 16509        7931      10724    2887  AMAZON-02, US
 12479        7076       1706     146  UNI2-AS, ES
  9121        5954       1692      17  TTNET, TR
  7545        5835        788     708  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4561        269      58  ALJAWWALSTC-AS, SA
 11492        4535        300     597  CABLEONE, US
 20940        4052       3399     171  AKAMAI-ASN1, NL
  7155        3952        279      45  VIASAT-SP-BACKBONE, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9445         9397  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7076         6930  UNI2-AS, ES
  9121        5954         5937  TTNET, TR
  7545        5835         5127  TPG-INTERNET-AP TPG Telecom Limited, AU
 16509        7931         5044  AMAZON-02, US
 39891        4561         4503  ALJAWWALSTC-AS, SA
 11492        4535         3938  CABLEONE, US
  7155        3952         3907  VIASAT-SP-BACKBONE, US
 20940        4052         3881  AKAMAI-ASN1, NL
  8551        3895         3858  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
      3507  UNALLOCATED  5.105.166.0/24          213035  AS-SERVERION Serverion B.V.,
     65000  PRIVATE      5.227.24.0/22             8580  SANDY MTS Nizhniy Novgorod, 
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     16641  UNALLOCATED  8.10.194.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.10.210.0/24             3356  LEVEL3, US
     16641  UNALLOCATED  8.12.250.0/24             3356  LEVEL3, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
      1618  UNALLOCATED  8.21.143.0/24           136796  CL-JP-AS CORELINK JAPAN, JP

Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.131.185.0/24      Origin:       174  COGENT-174, US
23.131.185.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.186.0/24      Origin:       174  COGENT-174, US
23.131.186.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.187.0/24      Origin:       174  COGENT-174, US
23.131.187.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.131.188.0/24      Origin:       174  COGENT-174, US
23.131.188.0/24     Transit:     36944  UBUNTU-UNICAST-AS, MW
23.136.112.0/24      Origin:     54835  UNASSIGNED
23.136.112.0/24     Transit:     21559  OSNET, PR

Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:13      /10:38      /11:103     /12:300     
/13:579     /14:1210    /15:2100    /16:13552   /17:8338    /18:14022   
/19:25241   /20:43873   /21:52988   /22:111030  /23:101574  /24:560408  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 12479        6136        7076  UNI2-AS, ES
  9121        5129        5954  TTNET, TR
  8151        5101       11087  Uninet S.A. de C.V., MX
 39891        3552        4561  ALJAWWALSTC-AS, SA
 11492        3451        4535  CABLEONE, US
  8551        3367        3895  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
  6327        3311        3503  SHAW, CA
  7155        3027        3952  VIASAT-SP-BACKBONE, US
 22773        2704        3652  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2198        2541  MEDIACOM-ENTERPRISE-BUSINESS, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:1645      2:1227      3:168       4:7         5:4426      6:114    
   7:5         8:1555      9:1        11:172      12:1586     13:383    
  14:2340     15:293      16:103      17:365      18:392      20:253    
  21:4        22:188      23:6083     24:2569     25:6        27:2599   
  29:19       31:2534     32:112      34:9        35:106      36:1913   
  37:4658     38:4257     39:842      40:153      41:4479     42:1060   
  43:2347     44:308      45:17567    46:4265     47:381      49:1741   
  50:1843     51:384      52:1579     54:395      55:868      56:8      
  57:96       58:1740     59:1117     60:985      61:2507     62:2718   
  63:1941     64:5687     65:2336     66:5015     67:3070     68:1379   
  69:4179     70:1263     71:668      72:3063     74:2620     75:1466   
  76:597      77:2515     78:3893     79:3170     80:2095     81:1890   
  82:1502     83:1256     84:1519     85:3738     86:754      87:2064   
  88:2830     89:3664     90:611      91:7766     92:2019     93:2606   
  94:3598     95:4867     96:1336     97:346      98:1166     99:744    
 100:75      101:1297    102:2944    103:30998   104:4542    105:899    
 106:828     107:2541    108:924     109:4419    110:2077    111:3276   
 112:2041    113:1516    114:1625    115:2088    116:1891    117:2562   
 118:2295    119:1957    120:1740    121:1061    122:2608    123:2178   
 124:1556    125:2333    128:1349    129:1136    130:1013    131:2163   
 132:847     133:412     134:1909    135:340     136:863     137:948    
 138:2850    139:1544    140:1185    141:1470    142:1428    143:1550   
 144:1214    145:350     146:1904    147:1571    148:2302    149:1915   
 150:881     151:1145    152:1962    153:563     154:4009    155:1423   
 156:1692    157:1307    158:1006    159:2264    160:2637    161:1457   
 162:3582    163:1547    164:1618    165:1718    166:846     167:1744   
 168:4133    169:950     170:4984    171:883     172:3515    173:2998   
 174:1034    175:1185    176:3782    177:5949    178:3603    179:2552   
 180:2375    181:3471    182:3248    183:1914    184:2357    185:20223  
 186:5095    187:4559    188:4253    189:3954    190:9253    191:1867   
 192:10982   193:8848    194:7297    195:5199    196:3169    197:2793   
 198:5952    199:6136    200:8018    201:6090    202:10450   203:10164  
 204:4606    205:3520    206:3892    207:3438    208:4097    209:4833   
 210:4258    211:2402    212:4163    213:3579    214:1089    215:55     
 216:6647    217:2736    218:1281    219:406     220:1761    221:975    
 222:666     223:2126   

End of report


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